2311560042 has 24 divisors (see below), whose sum is σ = 5081612928. Its totient is φ = 700472520.

The previous prime is 2311560019. The next prime is 2311560067. The reversal of 2311560042 is 2400651132.

It is a junction number, because it is equal to n+sod(n) for n = 2311559994 and 2311560021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1591258 + ... + 1592709.

It is an arithmetic number, because the mean of its divisors is an integer number (211733872).

Almost surely, 2^2311560042 is an apocalyptic number.

2311560042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2311560042 is an abundant number, since it is smaller than the sum of its proper divisors (2770052886).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2311560042 is a wasteful number, since it uses less digits than its factorization.

2311560042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3183994 (or 3183983 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2311560042 is about 48078.6859429415. The cubic root of 2311560042 is about 1322.2139235874.

The spelling of 2311560042 in words is "two billion, three hundred eleven million, five hundred sixty thousand, forty-two".